If Two Random Samples of Sizes N₁ and N₂ Are $\mu$

question 150

Multiple Choice

If two random samples of sizes n₁ and n₂ are selected independently from two populations with means $\mu$ ₁ and $\mu$ ₂,then the mean of $\bar { X } _ { 1 } - \bar { X } _ { 2 }$ equals:

• A) \(\mu\)₁ + \(\mu\)₂
• B) \(\mu\)₁ -\(\mu\)₂
• C) \(\mu\)₁ / \(\mu\)₂
• D) \(\mu\)₁ \(\mu\)₂

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Banding

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Affirmative Action

Policies and practices designed to promote equal employment opportunities for historically marginalized groups by considering gender, race, or other characteristics in hiring and promotions.

Race Norming

A controversial practice in testing where scores are adjusted based on the race or ethnicity of the test-taker to account for supposed differences in ability or knowledge.

References

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